Methyl 5-iodo-3-(trifluoromethoxy)pyridine-2-carboxylate
2-(Chloromethyl)-5-(difluoromethyl)pyridine-3-sulfonamide
4-Bromo-2-chloro-3-(difluoromethyl)-6-methoxypyridine
Methyl 3-(bromomethyl)-4-(difluoromethyl)-6-(trifluoromethoxy)pyridine-2-carboxylate